Home / 13,787,623.17-20,684,536.04-4,203,970.47

Finding the Fourth Proportional to 13,787,623.17, 20,684,536.04 and 4,203,970.47

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Solution

The fourth proportional to 13,787,623.17, 20,684,536.04 and 4,203,970.47 is: 6,306,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,787,623.17 : 20,684,536.04 = 4,203,970.47 : x
  2. Step 2: Convert to fraction form
    13,787,623.17/20,684,536.04 = 4,203,970.47/x
  3. Step 3: Cross multiply
    13,787,623.17x = 20,684,536.04 × 4,203,970.47
  4. Step 4: Simplify right side
    13,787,623.17x = 86,957,178,708,320.66
  5. Step 5: Solve for x
    x = 86,957,178,708,320.66/13,787,623.17
  6. Step 6: Final answer
    x = 6,306,901.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.